Installation and Operating Instructions
Contents
1. Other LED indicators are off Relays 1 and 2 are energized The level has hit the blockage sensor Sensor gives an alarm earliest when level is on the middle of sensor and latest when the sensor is wholly immersed in liquid Mains LED indicator is on Blockage alarm LED indicator is on Buzzer on after 10 sec delay Relay 2 remains energized Relay 1 de energizes after 10 sec delay Grease alarm sensor is in grease Sensor gives an alarm latest when it is wholly immersed in grease Note The same alarm takes place when grease alarm sensor is in the air Mains LED indicator is on Grease alarm LED indicator is on Buzzer on after 10 sec delay Relay 2 de energizes after 5 sec delay After removal of an alarm the respective alarm LED indicators and buzzer will be off and respective relay will be energized after 10 sec delay A broken sensor sensor cable break or short circuit i e too low or too high sensor signal current Mains LED indicator is on Sensor circuit Fault LED indicator is on after 10 sec delay 6 11 We reserve the right for changes without notice GA 2 Grease Alarm D15623Ce Installation and Operating Instructions Reset of an alarm A Buzzer is on after 10 sec delay The relay of the respective channel de energizes after 10 sec delay When pressing the Reset push button Buzzer will go off Relays will not change their status before the actual alarm or fault is off If the buzzer is2. Alarm control D15623Ce unit can be wall mounted The mounting holes are located in the base plate of the enclosure beneath the mounting holes of the front cover The connectors of the external conductors are isolated by separating plates The plates must not be removed The cover of the enclosure must be tightened so that the edges touch the base frame Only then does the push button function properly and the enclosure is tight Before installation please read the safety instructions in chapter 6 Mounting dimension 110 mm 2 E 2 5 e o E gej O li Mounting holes 24 5 mm Enclosure depth 35 mm Mains switch Leave extra length in the cable so that the connections and service can be made on the surface of ground Blockage sensor alarms latest when Grease alarm sensor alarms latest when it is wholly immersed in grease Check the correct installation depth in grease or water of the separator blockage grease alarm Supply voltage 230 VAC 50 60 Hz L1 phase conductor N neutral conductor RELAY 1 blockage 3 common pole 4 opening pole when alarm 5 closing pole when alarm RELAY 2 grease alarm 6 common pole 7 opening pole when alarm 8 closing pole when alarm Relays are in alarm postion when the mains voltage is off SENSOR CONNECTOR blockage 12 auxliary connection SD 13 supply pole to sensor
3. not reset it goes off automatically after three days TEST FUNCTION Test function provides an artificial alarm which can be used to test the function of the GA 2 Grease Alarm and the function of other equipment which is connected to GA 2 via its relays Attention Before pressing Test button make sure that the change of relay status does not cause hazards elsewhere Normal situation When pressing the Test push button Alarm and Fault LED indicators are immediately on Buzzer is immediately on Relays de energize after 2 sec of continuous pressing When the Test push button is released LED indicators and buzzer go immediately off Relays energize immediately Blockage or Grease alarm on When pressing the Test push button Fault LED indicators are immediately on The Alarm LED indicator of the alarming channel remains on and the respective relay remains de energised Alarm LED indicator of the other channel is on and the relay de energizes Buzzer remains on If it has been reset earlier it will return to be on When the Test push button is released The device returns without delay to the preceding status Fault alarm on When pressing Test push button Copyright 2015 Labkotec Oy The device does not react with regards to the faulty channel The device reacts as described above with regards to the functional channel 7 11 We reserve the right for changes without notice GA 2 Grease Alarm D15623Ce Inst
4. 14 supply pole to sensor SENSOR CONNECTOR grease alarm 9 auxliary connection SD 10 supply pole to sensor 11 supply pole to sensor 6 Separating plate of connectors Cable joint aaar GA SG1 sensor GA SG1 sensor All shields and excess wires to be connected to the same oint Figure 3 Installation of GA 2 Grease Alarm device Copyright 2015 Labkotec Oy 4 11 We reserve the right for changes without notice GA 2 Grease Alarm D15623Ce Installation and Operating Instructions 2 2 Installation of sensors The sensor installation should be done as described in figure 3 Grease alarm sensor gives an alarm when it is wholly immersed in grease Blockage sensor gives an alarm when it is wholly immersed in grease or water Please check the correct installation depth also from the instructions of the grease separator 2 3 Installation accessories The delivery includes a cable joint figure 4 fixing accessories figure 5 for installation of the control unit and the sensor In figure 6 is an installation example of cable with suspension hook Connections of the sensor cable inside the cable joint are explained in figure 3 If shielded cable is used cable shields and possible excess wires need to be connected to the same point in galvanic contact IP rating of the cable joint is IP68 Make sure that the cable joint is closed properly Figure 5 Fixing accessories
5. 25 e Declaration of Conformity This declaration certifies that the below mentioned apparatus conforms to the essential requirements of the EMC directive 2004 108 EY and Low Voltage directive LVD 2006 95 EC Description of the apparatus Measuring and control unit with sensor Type GA 1 Grease Alarm control unit with GA SG1 sensor GA 2 Grease Alarm control unit with two GA SG1 sensors Manufacturer Labkotec Oy Myllyhaantie 6 F 33960 Pirkkala FINLAND The construction of the appliance is in accordance with the following standards EMC EN 61000 6 1 2007 Electromagnetic compatibility Generic standards Immunity for residential commercial and light industrial environments p EN 61000 6 3 2007 Electromagnetic compatibility Generic standards Emission standard for A1 2011 residential commercial and light industrial environments EN 61000 3 2 2006 Electromagnetic compatibility Product family standard Harmonic current A1 A2 2009 emissions EN 61000 3 3 2008 Electromagnetic compatibility Product family standard Voltage changes fluctuations and flicker sensation LVD EN 61010 1 2010 Safety requirements for electrical equipment for measurement control and laboratory use Part 1 General requirements This product is CE marked since 2013 Signature The authorized signatory to this declaration on behalf of the manufacturer and the Responsible Person based within the EU is identified below
6. Figure 6 Cable installation example Copyright 2015 Labkotec Oy 5 11 We reserve the right for changes without notice GA 2 Grease Alarm D15623Ce Installation and Operating Instructions 3 OPERATION Functionality test Functionality test 3 1 Mode of operation Normal mode no alarms Blockage alarm Grease alarm Fault alarm Copyright 2015 Labkotec Oy The operation of the device should always be checked after the installation The operation should also be checked always when emptying the separator or at least once every six months Blockage alarm 1 Lift the sensor up in the air The device should be in normal mode see chapter 3 1 2 Immerse the sensor into water Blockage alarm should occur see chapter 3 1 3 Lift the sensor up in the air again The alarm should go off after 10 sec delay Grease alarm 1 Immerse the sensor into water The device should be in normal mode see chapter 3 1 2 Lift the sensor up in the air or immerse into grease Grease alarm should occur see chapter 3 1 3 Immerse the sensor back into water Alarm should go off after 10 sec delay Clean up the sensors before placing them back into the separator A more detailed description of the operation is provided in chapter 3 1 If the operation is not as described contact a representative of the manufacturer Grease alarm sensor is totally in water and blockage sensor is in the air Mains LED indicator is on
7. M Labkotec nivna e INDUTRADE GROUP FI 33960 PIRKKALA FINLAND Tel 358 29 006 260 Fax 358 29 006 1260 19 1 2015 Internet www labkotec fi D15623Ce 1 11 GA 2 Grease Separator Alarm Device with two sensors Installation and Operating Instructions Copyright 2015 Labkotec Oy We reserve the right for changes without notice GA 2 Grease Alarm Installation and Operating Instructions TABLE OF CONTENTS CENERALE RR EE E E N R R RNR INSTALA TION erer ene eee eters elec e nne en senare er eney eae mete 2 1 GA 2 Grease Alarm Control UNIt cccccccseeeeeeeeeeeeeeeeeseeeeeeees 2 2 Installation Of Sensors ivcvsinscnsneDxcdovericansuarhenteetevcierveibcnandivadons 2 3 Installation accessories cccccsccccsseseeecseeeeecseseeecsesseesseeeeeeees OPERATON oare A AA E A S 3 1 Mode of operation cccceccccceccseeeeeeeeeeeeeeeessaaeseeeeseaeeeeeeeesaaess TROUBLE SHOOTING sereine ea a a i a e REPAIR AND SERVICE 0 c cccsssssssssssssssssssssssssesssesseeeens SAFETY INSTRUCTIONS ccccccccecceceeeeeeseeseeeeeeeeseeeeeeeeseeeeeeeees TECHNICAL DATA arrsa aei SYMBOLS A Warning Attention o Device is protected by double or reinforced insulation D15623Ce Copyright 2015 Labkotec Oy 2 11 We reserve the right for changes without notice GA 2 Grease Alarm D15623Ce Installation and Operating Instructions 1 GENERAL GA 2 Grease Alarm is an alarm device for monitoring the t
8. Pirkkala 20 5 2013 Ari Tolonen CEO Labkotec Oy Labkotec Oy Myllyhaantie 6 Fl 33960 Pirkkala Finland Tel 358 29 006 260 Fax 358 29 006 1260
9. allation and Operating Instructions 4 TROUBLE SHOOTING Problem Possible reason No alarm when grease alarm sensor in grease or air or the alarm will not go off Sensor is dirty Todo 1 Clean up the sensor and check the operation again Measure sensor current and voltage if necessary as described below Problem No alarm when blockage sensor in liquid or the alarm will not go off Possible reason To do A Problem Possible reason Sensor is dirty 1 Clean up the sensor and check the operation again Measure sensor current and voltage if necessary as described below The following operations must be performed only by a qualified electrician MAINS LED indicator is off Device doesn t get supply voltage Todo 1 Check that power separation switch is not switched off 2 Measure the voltage between poles N and L1 It should be 230 VAC 10 Problem FAULT LED indicator is on Possible reason To do Copyright 2015 Labkotec Oy Current in sensor circuit too low cable break or out of connector or too high cable in short circuit The sensor might also be broken 1 Make sure that the sensor cable has been connected correctly to the GA 2 control unit 2 Measure the voltage separately between the poles 10 and 11 as well as 13 and 14 The voltages should be between 7 0 8 5 V Note The voltage alternates between the sensor connectors in 1 second intervals 3 Measure sensor current when th
10. e sensor is in the air or in grease The measured current should be 7 0 8 5 mA 4 Measure current when the sensor is in the water Measured current should be 2 5 3 5 mA If the problems can not be solved with the above instructions please contact Labkotec Oy s local distributor or Labkotec Oy s service 8 11 We reserve the right for changes without notice GA 2 Grease Alarm D15623Ce Installation and Operating Instructions 5 REPAIR AND SERVICE The sensors should be cleaned and the operation of the alarm device should be tested when emptying or maintaining the grease separator or at least once every six months For cleaning a mild detergent e g washing up liquid and a scrubbing brush can be used In case of queries please contact Labkotec Oy s service service labkotec fi 6 SAFETY INSTRUCTIONS A The device does not include a mains switch A two pole mains switch 250 VAC 1 A which isolates both lines L1 N must be installed in the main power supply lines in the vicinity of the unit This switch facilitates maintenance and service operations and it has to be marked to identify the unit If opening of housing s cover is needed only an authorized electrician is allowed to install or to maintain the device If the device is used against the manufacturers instructions the protection provided by the device may be damaged gt gt gt The device is not allowed to install in hazardous areas Copyri
11. ght 2015 Labkotec Oy 9 11 We reserve the right for changes without notice GA 2 Grease Alarm D15623Ce Installation and Operating Instructions 7 TECHNICAL DATA GA 2 control unit 125 mm x 75 mm x 35 mm Ixhxd 250 g Package 1 2 kg control unit 2 sensors cable joint IP 65 material polykarbonate Cable glands adjustment range is 6 10mm 30 C 50 C 230 VAC 10 50 60 Hz The device is not equipped with a mains switch 2 pcs GA SG1 sensors 2 pcs potential free relay outputs 250 V 5A Operational delay 10 sec Relay de energize at trigger point IEC EN 61010 1 Class II E CAT II Emission IEC EN 61000 6 3 Immunity IEC EN 61000 6 1 Manufacturing year XXX X XXXXX XX YY x Please see the serial where YY manufacturing year number on the type plate e g 14 2014 GA SG1 sensor Cable Fixed cable 2 x 0 75 mm Standard length 5 m other lengths optional The max length of the fixed cable is 15 m can be extended Maximum cable loop resistance is 75Q Emission IEC EN 61000 6 3 Immunity IEC EN 61000 6 1 Manufacturing year GAXxxxxYY Please see the serial number from the bottom of where YY manufacturing year e g 14 2014 sensor X GREASE ALARM 1 3 G36 50 Figure 7 GA 2 control unit Figure 8 GA SG1 sensor Copyright 2015 Labkotec Oy 10 11 We reserve the right for changes without notice M _abkotec aie INDUTRADE GROUP F156
12. hickness of the grease layer accumulating in the grease separator and blocking of the separator The delivery consists of GA 2 Grease Alarm control unit two similar GA SG1 sensors which are used as grease alarm and blockage sensors and cable joint System components 4 GA SG1 sensor grease alarm 2 GA SG1 sensor blockage 3 Cable joint 4 GA 2 control unit Figure 1 Grease separator alarm system with GA 2 Grease Alarm The grease alarm sensor is installed into the grease storage chamber and supervises thickness of grease layer The blockage sensor is installed above the grease storage chamber and supervises the total liquid level of the separator and gives an alarm from possible blockage The LED indicators push button and interfaces of the device are described in figure 2 ae GA 2 USER INTERFACE FEATURES 1 LED indicator for mains 2 LED indicator for blockage alarm G A 2 sensor GREASE ALARM 3 LED indicator for grease alarm sensor 4 LED indicator for fault 5 Alarm Reset Test push button 6 Connectors for grease alarm and blockage sensors two GA SG1 sensors Relay outputs for monitoring and control purposes Supply voltage Figure 2 GA 2 Grease Alarm features Copyright 2015 Labkotec Oy 3 11 We reserve the right for changes without notice GA 2 Grease Alarm Installation and Operating Instructions 2 INSTALLATION 2 1 GA 2 Grease Alarm control unit The GA 2 Grease
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